linux-kernel - [PATCH 02/10] arm64: dts: marvell: Add xtal clock support for Armada 3700

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Message-Id: <1465565018-14172-3-git-send-email-gregory.clement@free-electrons.com>
Date:	Fri, 10 Jun 2016 15:23:30 +0200
From:	Gregory CLEMENT <gregory.clement@...e-electrons.com>
To:	Mike Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>, linux-clk@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc:	Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	linux-arm-kernel@...ts.infradead.org,
	Jason Cooper <jason@...edaemon.net>,
	Andrew Lunn <andrew@...n.ch>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	Gregory CLEMENT <gregory.clement@...e-electrons.com>,
	Nadav Haklai <nadavh@...vell.com>,
	Victor Gu <xigu@...vell.com>,
	Romain Perier <romain.perier@...e-electrons.com>,
	Omri Itach <omrii@...vell.com>,
	Marcin Wojtas <mw@...ihalf.com>,
	Wilson Ding <dingwei@...vell.com>,
	Shadi Ammouri <shadi@...vell.com>
Subject: [PATCH 02/10] arm64: dts: marvell: Add xtal clock support for Armada 3700

The configuration of the clock depend of the gpio latch. This information
is stored in the gpio block registers. That's why the block is shared
using a syscon node.

Signed-off-by: Gregory CLEMENT <gregory.clement@...e-electrons.com>
---
 arch/arm64/boot/dts/marvell/armada-37xx.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
index 9e2efb882983..7c61e13a16f3 100644
--- a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
@@ -105,6 +105,18 @@
 				status = "disabled";
 			};
 
+			gpio1: gpio@...00 {
+				compatible = "marvell,mvebu-gpio-3700",
+				"syscon", "simple-mfd";
+				reg = <0x13800 0x500>;
+
+				xtalclk: xtal-clk {
+					compatible = "marvell,armada-3700-xtal-clock";
+					clock-output-names = "xtal";
+					#clock-cells = <0>;
+				};
+			};
+
 			usb3: usb@...00 {
 				compatible = "marvell,armada3700-xhci",
 				"generic-xhci";
-- 
2.5.0